MANUAL Location - Area: Svizzera , magnitude (ML): 0.7
2025-05-05 12:33:15 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2025-05-06 06:41:45

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Earthquake info - Manual location
Event - ID :250505123243
Magnitude (ML) :0.7 +/- 0.2
Origin Time :2025-05-05 12:33:15.897 (UTC)
Location : Latitude: 46.377 N, Longitude: 7.592 E
Area :Svizzera
Depth (km) :9.52
Distances (km) : 51.1 --- Trasquera
53.3 --- Antrona Schieranco
53.9 --- Varzo
53.9 --- Macugnaga
54.3 --- Bognanco
55.6 --- Valtournenche
57.2 --- Baceno
57.3 --- Bionaz
58.1 --- Ceppo Morelli
58.6 --- Crodo
58.6 --- Premia
58.7 --- Viganella
59.5 --- Vanzone con San Carlo
59.6 --- Seppiana
59.8 --- Chamois
59.9 --- Crevoladossola
60.1 --- Montescheno
60.5 --- Oyace
60.6 --- Calasca-Castiglione
60.9 --- Bannio Anzino

Quality location estimate: Erh: 1 km, Erz: 1.1 km, Nf: 20, Gap: 167 °, Rms: 0.25


Manual location results
Station Net P arrival time P pick
err
P pick
weight
P res Nll
weight
S arrival time S pick
err
S pick
weight
S res Nll
weight
Dist.
LAUCHCH2025-05-05 12:33:20.2450.01200.510.412025-05-05 12:33:22.3720.0722-0.001.9218.5
VANNICH2025-05-05 12:33:20.5250.01400.430.532025-05-05 12:33:23.0300.07020.091.6721.6
SENINCH2025-05-05 12:33:20.9300.0140-0.032.052025-05-05 12:33:23.6910.0832-0.760.3725.3
EMBDCH2025-05-05 12:33:21.9040.02000.670.102025-05-05 12:33:24.8240.0902-0.051.6327.8
DIXCH2025-05-05 12:33:23.1340.02000.022.062025-05-05 12:33:27.6050.1123-0.480.4337.9
SIMPLCH2025-05-05 12:33:23.6410.02000.340.442025-05-05 12:33:28.1400.1223-0.240.8938.0
FIESACH2025-05-05 12:33:24.4060.02000.091.652025-05-05 12:33:29.4450.2166-0.630.4941.9
MMKCH2025-05-05 12:33:25.5000.02000.880.052025-05-05 12:33:30.4050.1444-0.221.0147.6
SATIGU2025-05-05 12:33:27.1430.02000.031.802025-05-05 12:33:33.8130.0400-1.070.2561.0


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth
LAUCHCHHH0.521.01e-118.573
VANNICHHH0.274.23e-221.6179
SENINCHHH0.951.53e-125.3266
DIX CHHH0.804.98e-237.9204
SIMPLCHHH0.532.66e-238.0115
FIESACHHH0.532.23e-241.981
MMK CHHH0.831.81e-247.6141
SATI GUHH0.769.97e-361.0159


Results of PGA, PGV, IH, spectral amplitudes (SA) values calculation
Station Net Channel PGA
(g)
PGV
(m/s)
IH 0*
(m)
IH 1*
(m)
IH 2*
(m)
Sa(T=0.10)
(g)
Sa(T=0.30)
(g)
Sa(T=1.00)
(g)
Sa(T=3.00)
(g)
Dist.
(km)
Azim.
(°)
LAUCHCHHHZ6.7533e-67.9006e-73.4685e-79.6308e-84.8816e-81.8257e-51.4661e-67.1839e-81.5740e-818.573
LAUCHCHHHN1.3273e-51.2765e-65.5153e-71.4217e-79.2519e-82.3286e-51.6782e-61.3919e-72.9922e-818.573
LAUCHCHHHE1.4738e-52.1384e-68.8675e-72.0611e-71.2016e-72.3298e-53.3929e-61.7803e-74.7120e-818.573
VANNICHHHZ7.4654e-67.0418e-72.7310e-71.1532e-75.3657e-83.7493e-61.2732e-67.5121e-81.0791e-821.6179
VANNICHHHN6.6113e-66.7634e-73.3660e-71.3138e-77.1466e-87.6388e-61.3513e-61.1961e-72.1488e-821.6179
VANNICHHHE7.0082e-66.1876e-73.1408e-71.1284e-75.3988e-84.8269e-61.3375e-67.8300e-81.1685e-821.6179
SENINCHHHZ2.5567e-54.0447e-61.3182e-64.0432e-72.3668e-78.5869e-55.0297e-64.1425e-79.5083e-825.3266
SENINCHHHN1.1046e-52.0781e-61.0337e-64.1007e-71.9768e-73.3319e-55.5778e-63.0394e-75.4069e-825.3266
SENINCHHHE1.4025e-51.4142e-66.5304e-71.6087e-79.2227e-83.0376e-52.9729e-61.7683e-73.5314e-825.3266
EMBD CHHHZ6.3837e-66.8971e-72.3213e-79.0031e-85.6867e-88.3055e-61.0511e-69.7443e-81.6167e-827.8134
EMBD CHHHN5.6088e-66.1569e-71.9474e-76.4286e-83.5719e-87.3678e-66.5545e-75.9592e-81.4152e-827.8134
EMBD CHHHE3.1835e-63.9281e-71.7842e-75.5592e-82.5980e-85.3799e-61.0926e-64.3250e-88.5968e-927.8134
DIX CHHHZ7.8087e-68.7662e-73.9561e-79.8436e-85.9445e-81.8946e-51.4107e-61.1184e-72.1256e-837.9204
DIX CHHHN7.0965e-61.0540e-64.1616e-71.1671e-77.6870e-81.4671e-52.0987e-61.4418e-72.6549e-837.9204
DIX CHHHE4.5879e-65.5173e-73.3176e-78.8141e-84.4115e-88.2327e-62.0027e-66.7339e-81.3563e-837.9204
SIMPLCHHHZ5.7592e-64.9841e-71.1437e-73.8462e-82.4011e-83.9235e-64.8468e-74.7131e-81.1616e-838.0115
SIMPLCHHHN6.8876e-67.0589e-71.9314e-74.8682e-82.8159e-84.6742e-67.9457e-76.3186e-81.5452e-838.0115
SIMPLCHHHE6.2994e-66.3267e-72.1822e-75.6174e-82.9631e-89.9297e-66.3965e-75.5393e-81.4171e-838.0115
FIESACHHHZ2.7339e-63.6977e-72.0022e-71.0928e-75.1661e-84.8221e-61.2714e-66.8545e-87.8378e-941.981
FIESACHHHN3.1249e-63.7224e-72.0938e-77.4075e-84.6509e-86.5491e-61.3336e-66.9115e-88.7047e-941.981
FIESACHHHE4.3000e-63.8632e-72.0406e-71.0622e-74.2367e-85.0658e-61.5408e-66.2497e-88.4963e-941.981
MMK CHHHZ2.1015e-62.4581e-78.8482e-83.4650e-82.1241e-83.2875e-64.3468e-73.3356e-85.4870e-947.6141
MMK CHHHN2.9571e-62.8787e-71.1823e-74.8482e-82.5363e-83.4720e-65.5812e-74.3785e-88.1710e-947.6141
MMK CHHHE1.8726e-61.6302e-75.5968e-81.8309e-88.6177e-92.0220e-62.5061e-71.4178e-83.8166e-947.6141
SATI GUHHZ1.0030e-61.1626e-75.7814e-82.6839e-81.0920e-82.0622e-62.4644e-71.5585e-82.5882e-961.0159
SATI GUHHN2.0676e-62.2484e-76.5308e-83.2541e-81.5526e-84.0304e-62.9327e-72.1578e-85.0383e-961.0159
SATI GUHHE1.7484e-61.9865e-77.9678e-82.6466e-81.8861e-83.5488e-62.8008e-73.0003e-84.2471e-961.0159
*IH (Housner Intensity) calculated on the velocity spectrum (SV) between 0.1 and 0.5 s (IH0), 0.1 and 1.0 s (IH1), 0.1 and 1.5 s (IH2)

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